Index: ui/android/java/src/org/chromium/ui/base/CursorAnchorInfoBuilder.java |
diff --git a/ui/android/java/src/org/chromium/ui/base/CursorAnchorInfoBuilder.java b/ui/android/java/src/org/chromium/ui/base/CursorAnchorInfoBuilder.java |
new file mode 100644 |
index 0000000000000000000000000000000000000000..ead9e2427c4c3587d41f184ea60735405cb6e535 |
--- /dev/null |
+++ b/ui/android/java/src/org/chromium/ui/base/CursorAnchorInfoBuilder.java |
@@ -0,0 +1,108 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+package org.chromium.ui.base; |
+ |
+import android.graphics.Matrix; |
+import android.os.Build; |
+import android.view.inputmethod.CursorAnchorInfo; |
+ |
+import org.chromium.base.CalledByNative; |
+import org.chromium.base.JNINamespace; |
+ |
+import java.lang.CharSequence; |
+ |
+/** |
+ * A simple class to allow native code to call instance methods of {@link CursorAnchorInfo.Builder}. |
+ * This class itself is designed to be stateless. All the methods are thread-safe. |
+ */ |
+@JNINamespace("ui") |
+public final class CursorAnchorInfoBuilder { |
+ |
+ private static final Matrix sMatrix = new Matrix(); |
+ private static final float[] sMatrixValues = new float[9]; |
+ |
+ @CalledByNative |
+ public static CursorAnchorInfo.Builder create() { |
+ if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) { |
+ return null; |
+ } |
+ return new CursorAnchorInfo.Builder(); |
+ } |
+ |
+ @CalledByNative |
+ public static void reset(CursorAnchorInfo.Builder builder) { |
+ if (builder == null) { |
+ return; |
+ } |
+ builder.reset(); |
+ } |
+ |
+ @CalledByNative |
+ public static void setSelectionRange(CursorAnchorInfo.Builder builder, int newStart, |
+ int newEnd) { |
+ if (builder == null) { |
jdduke (slow)
2015/01/14 17:17:09
Hmm, when will the builder be null? Can we avoid m
yukawa
2015/01/14 22:21:58
Basically |builder| shouldn't be null. Removed ac
|
+ return; |
+ } |
+ builder.setSelectionRange(newStart, newEnd); |
+ } |
+ |
+ @CalledByNative |
+ public static void setComposingText(CursorAnchorInfo.Builder builder, int composingTextStart, |
+ CharSequence composingText) { |
+ if (builder == null) { |
+ return; |
+ } |
+ builder.setComposingText(composingTextStart, composingText); |
+ } |
+ |
+ @CalledByNative |
+ public static void setInsertionMarkerLocation(CursorAnchorInfo.Builder builder, |
+ float horizontalPosition, float lineTop, float lineBaseline, float lineBottom, |
+ int flags) { |
+ if (builder == null) { |
+ return; |
+ } |
+ builder.setInsertionMarkerLocation(horizontalPosition, lineTop, lineBaseline, lineBottom, |
+ flags); |
+ } |
+ |
+ @CalledByNative |
+ public static void addCharacterBounds(CursorAnchorInfo.Builder builder, int index, float left, |
+ float top, float right, float bottom, int flags) { |
+ if (builder == null) { |
+ return; |
+ } |
+ builder.addCharacterBounds(index, left, top, right, bottom, flags); |
+ } |
+ |
+ @CalledByNative |
+ public static void setMatrix(CursorAnchorInfo.Builder builder, float m00, float m01, float m02, |
jdduke (slow)
2015/01/14 17:17:09
Would it be simpler to instead just pass the scale
yukawa
2015/01/14 22:21:59
Done.
|
+ float m10, float m11, float m12, float m20, float m21, float m22) { |
+ if (builder == null) { |
+ return; |
+ } |
+ synchronized (sMatrix) { |
+ sMatrixValues[0] = m00; |
+ sMatrixValues[1] = m01; |
+ sMatrixValues[2] = m02; |
+ sMatrixValues[3] = m10; |
+ sMatrixValues[4] = m11; |
+ sMatrixValues[5] = m12; |
+ sMatrixValues[6] = m20; |
+ sMatrixValues[7] = m21; |
+ sMatrixValues[8] = m22; |
+ sMatrix.setValues(sMatrixValues); |
+ builder.setMatrix(sMatrix); |
+ } |
+ } |
+ |
+ @CalledByNative |
+ public static CursorAnchorInfo build(CursorAnchorInfo.Builder builder) { |
+ if (builder == null) { |
+ return null; |
+ } |
+ return builder.build(); |
+ } |
+} |